Wireless headset



FIG. 1 is a left elevation view of the wireless headset showing my new design;

FIG. 2 is a right elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a back elevation view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof,

FIG. 7 is a perspective view thereof; and,

FIG. 8 is another perspective view thereof.

The broken lines depict environment that forms no part of the claimed design. 

CLAIM The ornamental design for wireless headset, as shown and described. 